org.knime.base.data.replace
Class ReplacedColumnsDataRow

java.lang.Object
  org.knime.base.data.replace.ReplacedColumnsDataRow

All Implemented Interfaces:

Iterable<DataCell>, DataRow

public class ReplacedColumnsDataRow
extends Object
implements DataRow

Author:

Bernd Wiswedel, University of Konstanz

Constructor Summary

ReplacedColumnsDataRow(DataRow row, DataCell[] newCells, int[] columns)
Creates a new replaced column row.

ReplacedColumnsDataRow(DataRow row, DataCell newCell, int column)
Convenience constructor that replaces one cell only.

Method Summary

DataCell	getCell(int index) Returns the DataCell at the provided index within this row.
RowKey	getKey() Returns the row key.
int	getNumCells() Returns the length of this row, that is the number of columns of the DataTable (not including the row key).
Iterator<DataCell>	iterator()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReplacedColumnsDataRow

public ReplacedColumnsDataRow(DataRow row,
                              DataCell[] newCells,
                              int[] columns)

Creates a new replaced column row.

Parameters:

row - the row to replace one or more columns in

newCells - the new cells

columns - at positions

Throws:

IndexOutOfBoundsException - if one of the column indices is not inside the row

NullPointerException - if the replace cell is null

ReplacedColumnsDataRow

public ReplacedColumnsDataRow(DataRow row,
                              DataCell newCell,
                              int column)

Convenience constructor that replaces one cell only. This constructor calls:

 this(row, new DataCell[]{newCell}, new int[]{column});
 

.

Parameters:

row - the row to replace one column in

newCell - the new cell

column - the column to be replaced

Method Detail

getNumCells

public int getNumCells()

Returns the length of this row, that is the number of columns of the DataTable (not including the row key).

Specified by:

getNumCells in interface DataRow

Returns:

length of this row

getKey

public RowKey getKey()

Returns the row key.

Specified by:

getKey in interface DataRow

Returns:

the row key

getCell

public DataCell getCell(int index)

Returns the DataCell at the provided index within this row.

Specified by:

getCell in interface DataRow

Parameters:

index - the index of the cell to retrieve (indices start from 0)

Returns:

the DataCell at the given index

iterator

public Iterator<DataCell> iterator()

Specified by:

iterator in interface Iterable<DataCell>